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  • F04C2220/10
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2220/00Application

Current Industry

F04C2220/10Vacuum
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    VACUUM PUMP, PROTECTIVE NET, AND CONTACT PART
    • Publication number 20250035116
    • Publication date Jan 30, 2025
    • Edwards Japan Limited
    • Toshiki Yamaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STATOR FOR A VACUUM PUMP
    • Publication number 20240218879
    • Publication date Jul 4, 2024
    • Edwards Limited
    • Michael Henry North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP AND METHOD OF MANUFACTURING A SEALING
    • Publication number 20240209857
    • Publication date Jun 27, 2024
    • PFEIFFER VACUUM TECHNOLOGY AG
    • Bernd KOCI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20240209855
    • Publication date Jun 27, 2024
    • PFEIFFER VACUUM TECHNOLOGY AG
    • Jonas BECKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR DETECTING AND MONITORING CONDENSATE IN AN OIL SYSTEM OF...
    • Publication number 20240151230
    • Publication date May 9, 2024
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Jeroen Alois M. FIRLEFIJN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, SCROLL PUMP, AND MANUFACTURING METHOD FOR SUCH
    • Publication number 20230383750
    • Publication date Nov 30, 2023
    • PFEIFFER VACUUM GMBH
    • Michael WILLIG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR HAVING VACUUM AND ASSOCIATED METHODS FOR LOADING AND...
    • Publication number 20230340957
    • Publication date Oct 26, 2023
    • Industrial Vacuum Transfer Services USA, LLC
    • Randall Earl Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20230323879
    • Publication date Oct 12, 2023
    • Leybold GmbH
    • Dirk Schiller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID BLADE PUMP
    • Publication number 20230296095
    • Publication date Sep 21, 2023
    • Edwards Limited
    • Paul David Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID BLADE PUMP
    • Publication number 20230279875
    • Publication date Sep 7, 2023
    • Edwards Limited
    • Paul David Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM SYSTEM HAVING CONDENSER AND ROOT VACUUM PUMP SET
    • Publication number 20230167822
    • Publication date Jun 1, 2023
    • Raymond Zhou Shaw
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    SAFETY-REINFORCED WATER-RING VACUUM PUMP INCLUDING BUILT-IN HOGGING...
    • Publication number 20230146497
    • Publication date May 11, 2023
    • Vaccomp Co., Ltd.
    • SEOK WON LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM SYSTEM HAVING CONDENSER AND ROOT VACUUM PUMP SET
    • Publication number 20230096279
    • Publication date Mar 30, 2023
    • Raymond Zhou Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP COOLER FOR COOLING A PUMPED FLUID IN A MULTISTAGE VACUU...
    • Publication number 20220412361
    • Publication date Dec 29, 2022
    • Edwards Limited
    • Mark Edward Tomkins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP APPARATUS
    • Publication number 20220389930
    • Publication date Dec 8, 2022
    • Edwards Limited
    • Paul Milner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING UNIT
    • Publication number 20210381509
    • Publication date Dec 9, 2021
    • PFEIFFER VACUUM
    • Serge BRANDOLIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMPING SYSTEM HAVING A PLURALITY OF POSITIVE DISPLACEMENT V...
    • Publication number 20210372405
    • Publication date Dec 2, 2021
    • Agilent Technologies, Inc.
    • Christian Spada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER SAVING VACUUMING PUMP SYSTEM BASED ON COMPLETE-BEARING-SEALIN...
    • Publication number 20210372404
    • Publication date Dec 2, 2021
    • Raymond Zhou Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DUAL OR MULTI-SHAFT VACUUM PUMP
    • Publication number 20210270270
    • Publication date Sep 2, 2021
    • Leybold GmbH
    • Dirk Schiller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, SCROLL PUMP, AND MANUFACTURING METHOD FOR SUCH
    • Publication number 20210102536
    • Publication date Apr 8, 2021
    • PFEIFFER VACUUM GMBH
    • Michael WILLIG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP SYSTEM
    • Publication number 20210088049
    • Publication date Mar 25, 2021
    • Leybold GmbH
    • Robert Alois SCHNEIDERS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SINGLE VANE ROTARY VACUUM PUMP WITH OIL SUPPLY PASSAGE CHANNEL
    • Publication number 20200263690
    • Publication date Aug 20, 2020
    • PADMINI VNA MECHATRONICS PVT. LTD.
    • KABIR BHANDARI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LEAK DETECTOR AND LEAK DETECTION METHOD FOR LEAK-TESTING OBJECTS
    • Publication number 20200200641
    • Publication date Jun 25, 2020
    • PFEIFFER VACUUM
    • Julien COULOMB
    • G01 - MEASURING TESTING
  • Information Patent Application

    VACUUM PUMP WITH NOISE ATTENUATING PASSAGE
    • Publication number 20200200178
    • Publication date Jun 25, 2020
    • Ingersoll-Rand Company
    • Michael J. Lucas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE POWER SAVING VACUUM DEVICE WITH ROOT VACUUM PUMP IN FIRS...
    • Publication number 20200040895
    • Publication date Feb 6, 2020
    • Raymond Zhou Shaw
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    VACUUM-PUMP ROTOR
    • Publication number 20190264686
    • Publication date Aug 29, 2019
    • Leybold GmbH
    • Thomas DREIFERT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL-LUBRICATED ROTARY VANE VACUUM PUMP
    • Publication number 20190257310
    • Publication date Aug 22, 2019
    • Gebr. Becker GmbH
    • Artjom KRAFT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY VACUUM PUMP WITH A ROTOR END GROOVE
    • Publication number 20190242383
    • Publication date Aug 8, 2019
    • WABCO Europe BVBA
    • David Heaps
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP, AND FLEXIBLE COVER AND ROTOR USED IN VACUUM PUMP
    • Publication number 20190032669
    • Publication date Jan 31, 2019
    • Edwards Japan Limited
    • Shinji Kawanishi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VACUUM PUMP WITH AN OIL MANAGEMENT SYSTEM
    • Publication number 20190032662
    • Publication date Jan 31, 2019
    • Fieldpiece Instruments, Inc.
    • Tinggui Hong
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...